20710818

素因数分解:

$2^1\times 3^2\times {\mathrm{613}}^1\times {\mathrm{1877}}^1$

素因数の和:2498

約数の個数: 24

約数和(自身を含む): 44970588

約数和(自身を除く): 24259770

約数列:

[1, 2, 3, 6, 9, 18, 613, 1226, 1839, 1877, 3678, 3754, 5517, 5631, 11034, 11262, 16893, 33786, 1150601, 2301202, 3451803, 6903606, 10355409, 20710818]

約数ペア:

[(1, 20710818), (2, 10355409), (3, 6903606), (6, 3451803), (9, 2301202), (18, 1150601), (613, 33786), (1226, 16893), (1839, 11262), (1877, 11034), (3678, 5631), (3754, 5517)]